/**
 * Copyright (c) 2012-2017, www.tinygroup.org (luo_guo@icloud.com).
 * <p>
 * Licensed under the GPL, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.gnu.org/licenses/gpl.html
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.tinygroup.weblayer;

import org.tinygroup.beancontainer.BeanContainerFactory;
import org.tinygroup.springutil.ExtendsSpringBeanContainer;
import org.tinygroup.weblayer.listener.ServletContextHolder;

import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;

/**
 * 此监听器需要放在ApplicationStartupListener监听器后面
 * @author renhui
 *
 */
public class TinySpringContainerBindingListener implements ServletContextListener {

    @Override
    public void contextInitialized(ServletContextEvent sce) {
        ExtendsSpringBeanContainer beanContainer = (ExtendsSpringBeanContainer) BeanContainerFactory
                .getBeanContainer(getClass().getClassLoader());
        ServletContextHolder.getServletContext().setAttribute(
                ApplicationStartupListener.TINY_SPRING_CONTAINER_KEY, beanContainer.getBeanContainerPrototype());
    }

    @Override
    public void contextDestroyed(ServletContextEvent sce) {
        ServletContextHolder.getServletContext().removeAttribute(ApplicationStartupListener.TINY_SPRING_CONTAINER_KEY);
    }

}
